How do you make that cool iTunes-style gradient?

[http://mattgemmell.com/source] (under iTableView)

Also see OAGradientTableView, CCDGradientSelectionTableView

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You might also try the CGShading API: http://developer.apple.com/documentation/GraphicsImaging/Reference/Quartz_2D_Ref/qref_main/function_group_27.html